Stadium Anti Draught Black Hole Cavity Wall Ventilator BM701/3 - 70000521

Stadium Anti Draught Black Hole Cavity Wall Ventilator BM701/3

This cavity wall ventilator has internal anti draught fins and is adjustable for 9 inch (230mm) up to 14 3/4 inch (375mm)

External red plastic brick measures 215mm x 115mm
Internal grill measures 272mm x 197mm - Comes with screws to secure to wall

Has an effective free area of 100cm2

Please note that all prices include 20% VAT